This Week’s Show

Toxicologist David J. Zaber comments on the efficacy of spraying mosquitoes and the use of pesticides in general. Kay McKeen from SCARCE promotes their Green Fair. Mike Mikulka from EPA Region 5 visits the Science Desk with Michele Hoffman and reports on efforts to gut the federal agency.

Some of our iconic ash and oak species are on the brink of extinction. Dr. Murphy Westwood from The Morton Arboretum and Dr. Rex Bastian from Davey Tree Experts talk about why that has happened and what we do to save them.

Lisa M. Rose talks about her book Midwest Medicinal Plants and how you can forage for those plants in your own yard. A group called Mighty House announces an effort to reduce nutrient pollutants by targeting big meat producers. Doug Taron from the Peggy Notebaert Nature Museum reports on Midwest monarch populations as they begin their migration to Mexico.